allene

See also: Allene and allène

English

Noun

allene (plural allenes)

  1. (organic chemistry) Any of a class of hydrocarbons having two double bonds from one carbon atom to two others - R2C=C=CR2; especially the parent compound CH2=C=CH2 (propadiene).
  2. (organic chemistry) Any derivative of such hydrocarbons.

Translations

See also

Italian

Noun

allene m (plural alleni)

  1. (organic chemistry) allene

Middle Dutch

Etymology

From al +‎ êne.

Adverb

allêne

  1. only, just

Alternative forms

Descendants

Further reading
  • “allene (II)”, in Vroegmiddelnederlands Woordenboek, 2000
  • “allene (II)”, in Middelnederlandsch Woordenboek, 1929
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